OnePlus 7T (2019) 256GB vs Samsung Z1 (2015) 4GB: Which is the best?
Created date: 2019-09-27 05:55:05, Updated date: 2020-04-16 18:32:57
Are you having trouble comparing the differences in features and performance of the "OnePlus 7T (2019) 256GB" and "Samsung Z1 (2015) 4GB", or unsure about their differences in ease-of-use, and wondering which to buy? We did a deep-dive comparison of the features, specs, and capabilities of these two smartphone, and provided our rating of which one was a better buy.
OnePlus 7T (2019) 256GB | Samsung Z1 (2015) 4GB | |||
General rating: | 77.8/100 (The 3109th of all smartphones) | 39.9/100 (The 2692th of all smartphones) | ||
Portability | 63/100 | 80/100 | ||
Weight | 54/100 | 85/100 | ||
Size of screen | 90/100 | 58/100 | ||
Screen clarity | 84/100 | 42/100 | ||
Battery duration | 77/100 | 35/100 | ||
Processing capability | 96/100 | 5/100 | ||
Memory capacity | 93/100 | 12/100 | ||
Storage capacity | 91/100 | 11/100 | ||
Rear camera function | 97/100 | 66/100 | ||
Front camera function | 75/100 | - /100 | ||
Contents
- 1.Compare Performance and Usability
- 1-0.Which one is easier to hold, "OnePlus 7T (2019) 256GB" or "Samsung Z1 (2015) 4GB"? Compare weight
- 1-2.Size comparison of "OnePlus 7T (2019) 256GB" and "Samsung Z1 (2015) 4GB". Which one would you choose?
- 1-3.Compare the rear cameras of "OnePlus 7T (2019) 256GB" and "Samsung Z1 (2015) 4GB". Which one has better picture quality?
- 1-4.Which has a front camera with better picture quality, "OnePlus 7T (2019) 256GB" or "Samsung Z1 (2015) 4GB"?
- 1-5.Which one has a better display, "OnePlus 7T (2019) 256GB" or "Samsung Z1 (2015) 4GB"?
- 1-6.Which is better in terms of display, "OnePlus 7T (2019) 256GB" or "Samsung Z1 (2015) 4GB"?
- 1-7.Which has a better storage capacity, "OnePlus 7T (2019) 256GB" or "Samsung Z1 (2015) 4GB"?
- 1-8.How is "OnePlus 7T (2019) 256GB" different from "Samsung Z1 (2015) 4GB" in terms of memory capacity?
- 1-9.Which is better in terms of CPU function, "OnePlus 7T (2019) 256GB" or "Samsung Z1 (2015) 4GB"?
- 1-10.How is the battery duration of "OnePlus 7T (2019) 256GB" different from that of "Samsung Z1 (2015) 4GB" ? See the differences
- 2.Compare Performance Specs
Compare Performance and Usability
Size comparison of "OnePlus 7T (2019) 256GB" and "Samsung Z1 (2015) 4GB". Which one would you choose?
Your device's size has a huge influence on how easy it is to hold or to operate with one hand. The smaller your device's width, the easier it will be to hold, but you'll also need to take device thickness into account. And when the length and width are both smaller, you'll find that it's much easier for you to operate it one-handed, since your fingers will find it much easier to reach where you want them to. On the other hand, longer lengths and wider widths might lead to devices that are hard to carry in your pocket, bulky even when you keep them in your bag, and all around less portable.
The "OnePlus 7T (2019) 256GB" is 74.4mm wide, 160.9mm tall, and 8.1mm thick. The "Samsung Z1 (2015) 4GB" is 63.2mm tall, 120.4mm wide, and 9.7mm thick.
The "Samsung Z1 (2015) 4GB" is also more compact than the "OnePlus 7T (2019) 256GB" in terms of the thickness of the devices. The "Samsung Z1 (2015) 4GB" is easier than the "OnePlus 7T (2019) 256GB" to hold with one hand, and you are less likely to accidentally drop it. If you're looking for a smartphone that fits nicely in your hand and can be gripped firmly, we recommend buying the "Samsung Z1 (2015) 4GB" rather than the "OnePlus 7T (2019) 256GB".
Comparing the width and height of the devices, the "Samsung Z1 (2015) 4GB" is more compact than the "OnePlus 7T (2019) 256GB". The "Samsung Z1 (2015) 4GB" is easier to carry around than the "OnePlus 7T (2019) 256GB" and easier to use with one hand. For a smartphone that is comfortable and easy to operate with one hand, and can fit neatly in your pocket or bag, we recommend that you buy the "Samsung Z1 (2015) 4GB" rather than the "OnePlus 7T (2019) 256GB".
Comparing the overall sizes, the "Samsung Z1 (2015) 4GB" is significantly smaller than the "OnePlus 7T (2019) 256GB". The "Samsung Z1 (2015) 4GB" is more convenient than the "OnePlus 7T (2019) 256GB" to use with one hand, and it is less likely to get in your way when not using it. If you prefer a smartphone that is easy to carry around and easy to use with one hand, we recommend that you buy the "Samsung Z1 (2015) 4GB" rather than the "OnePlus 7T (2019) 256GB".
Score | Dimensions (width x height x thickness) | |
---|---|---|
OnePlus 7T (2019) 256GB | 63/100 | 74.4mm x 160.9mm x 8.1mm |
Samsung Z1 (2015) 4GB | 80/100 | 63.2mm x 120.4mm x 9.7mm |
Which one is easier to hold, "OnePlus 7T (2019) 256GB" or "Samsung Z1 (2015) 4GB"? Compare weight
The device weight will effect how quickly you tire from holding it, and how much stress is put on your wrist. The lighter it is, the longer you can hold it without feeling tired. Also, less stress on your wrist will make using it easier and more pleasant. Unless the weight is right for you, it might put too much strain on your body and make using it more stressful.
The "OnePlus 7T (2019) 256GB" weighs 190.0g. The "Samsung Z1 (2015) 4GB" clocks in at 112.0g. If you compare the weight of the two, the "Samsung Z1 (2015) 4GB" is a considerably lighter smartphone than the "OnePlus 7T (2019) 256GB", with a difference of about 78g. Because of this, the "Samsung Z1 (2015) 4GB" puts less of a burden on the fingers and wrists than the "OnePlus 7T (2019) 256GB". If you want a smartphone that won't tire your hands out even when using it for a long time, we recommend that you buy the "Samsung Z1 (2015) 4GB" rather than the "OnePlus 7T (2019) 256GB".
Score | Weight | |
---|---|---|
OnePlus 7T (2019) 256GB | 54/100 | 190.0g |
Samsung Z1 (2015) 4GB | 85/100 | 112.0g |
Which is better in terms of display, "OnePlus 7T (2019) 256GB" or "Samsung Z1 (2015) 4GB"?
Screen size influences how well you can control your device, as well as how clear the display is. With a large screen, the text and buttons in apps will display large enough so you'll be less likely to accidentally tap the button next to the one you were aiming for. Plus, you'll be able to enjoy more high-impact visuals for games and movies.
The screen size on the "OnePlus 7T (2019) 256GB" is 6.55inch, and 4.0inch on the "Samsung Z1 (2015) 4GB". Comparing the sizes of the screens and displays, the "OnePlus 7T (2019) 256GB" is considerably larger than the "Samsung Z1 (2015) 4GB", with a difference of about 2.55inch. Compared to the "Samsung Z1 (2015) 4GB", the "OnePlus 7T (2019) 256GB" makes buttons in apps easier to press, and the visuals look more impressive in videos and games. The larger screen of the "OnePlus 7T (2019) 256GB" also has the advantage of being less tiring on the eyes. If you want to avoid tapping the wrong place, enjoy videos and games on a large screen, and not get tired eyes while using it, we recommend that you buy the "OnePlus 7T (2019) 256GB" rather than the "Samsung Z1 (2015) 4GB".
Score | Display size | |
---|---|---|
OnePlus 7T (2019) 256GB | 90/100 | 6.55inch |
Samsung Z1 (2015) 4GB | 58/100 | 4.0inch |
Which one has a better display, "OnePlus 7T (2019) 256GB" or "Samsung Z1 (2015) 4GB"?
Pixel density influences how nice your device's screen looks, with high pixel densities making screens look more beautiful, and letting you get more out of your games and movies. Plus, the nicer you screen looks, the less strain you'll be putting on your eyes, so you'll tend to be able to use your device for longer before your eyes get tired.
The screen on the "OnePlus 7T (2019) 256GB" has a 1080 x 2400 resolution and a pixel density of 401ppi. The "Samsung Z1 (2015) 4GB", on the other hand, has a screen resolution of 480 x 800 and a pixel density of 233ppi. Comparing the screen definition, the "OnePlus 7T (2019) 256GB" has a much higher pixel density than the "Samsung Z1 (2015) 4GB", with a difference of about 168ppi. The screen on the "OnePlus 7T (2019) 256GB" is clear and crisp, and puts less strain on the eyes than that of the "Samsung Z1 (2015) 4GB". If you want to choose a smartphone that is gentle on your eyes with a display that shows text and images clearly, we recommend that you buy the "OnePlus 7T (2019) 256GB" rather than the "Samsung Z1 (2015) 4GB".
Score | Pixel density | |
---|---|---|
OnePlus 7T (2019) 256GB | 84/100 | 401ppi |
Samsung Z1 (2015) 4GB | 42/100 | 233ppi |
How is the battery duration of "OnePlus 7T (2019) 256GB" different from that of "Samsung Z1 (2015) 4GB" ? See the differences
Battery performance has a big effect on the battery life of your device. However, a high battery capacity doesn't necessarily mean a long battery life. Rather, the rate of power consumption needs to be taken into consideration as well. The larger the screen and the higher the CPU performance, the higher the rate of power consumption on your battery.
The "OnePlus 7T (2019) 256GB" has a battery capacity of 3800.0mAh, while the "Samsung Z1 (2015) 4GB" has a 1500.0mAh battery. With regards to battery performance, the "OnePlus 7T (2019) 256GB" has a substantially larger battery capacity than the "Samsung Z1 (2015) 4GB", with a difference of 2300mAh. The "OnePlus 7T (2019) 256GB" can be used without charging for a longer time than the "Samsung Z1 (2015) 4GB", so it can be used when out and about. If you want a smartphone with a longer-lasting battery, we recommend that you buy the "OnePlus 7T (2019) 256GB" rather than the "Samsung Z1 (2015) 4GB".
Score | Battery capacity | |
---|---|---|
OnePlus 7T (2019) 256GB | 77/100 | 3800.0mAh |
Samsung Z1 (2015) 4GB | 35/100 | 1500.0mAh |
Which is better in terms of CPU function, "OnePlus 7T (2019) 256GB" or "Samsung Z1 (2015) 4GB"?
Your CPU's speed will influence the processing power of the applications you run, and together with the number of cores in the CPU, as well as its clock frequency, will determine the processing power available for apps. The higher these performance factors, the smoother your games and apps will run. Conversely, if these factors are too low, your apps and games will be sluggish and struggle to run.
The "OnePlus 7T (2019) 256GB" is equipped with a Qualcomm SM8150 Snapdragon 855+ processor, and its performance speed is 2.96GHz+2.42GHz+1.78GHz×8(8.0-cores). The "Samsung Z1 (2015) 4GB" uses an Spreadtrum SC7727S CPU that performs at a speed of 1.2GHz×2(2.0-cores). Comparing CPU performance, the "OnePlus 7T (2019) 256GB" has significantly higher specs than the "Samsung Z1 (2015) 4GB". The "OnePlus 7T (2019) 256GB" proves to be more advanced than the "Samsung Z1 (2015) 4GB" in the way that apps run quickly and games play smoothly. If you're looking for a high-spec smartphone that runs quickly and plays games smoothly, we recommend that you buy the "OnePlus 7T (2019) 256GB" rather than the "Samsung Z1 (2015) 4GB".
Score | CPU specs | |
---|---|---|
OnePlus 7T (2019) 256GB | 96/100 | 2.96GHz+2.42GHz+1.78GHz×8(8.0-cores) |
Samsung Z1 (2015) 4GB | 5/100 | 1.2GHz×2(2.0-cores) |
How is "OnePlus 7T (2019) 256GB" different from "Samsung Z1 (2015) 4GB" in terms of memory capacity?
Your device's multimedia performance and app stability are both influenced by the amount of memory it has available. The more memory, the more apps you can use simultaneously, while keeping everything stable and smooth. Plus, there'll be less chance of animations lagging or apps crashing. You also need to keep in mind that some games won't run at all if there's not enough memory available.
The "OnePlus 7T (2019) 256GB" has 8.0GB of memory. The "Samsung Z1 (2015) 4GB", on the other hand, has 768.0MB. As for memory performance, the "OnePlus 7T (2019) 256GB" has a larger memory capacity than the "Samsung Z1 (2015) 4GB", with a difference of about 760GB. The "OnePlus 7T (2019) 256GB" has better multitasking, less crashing, and runs 3D games and VR video better than the "Samsung Z1 (2015) 4GB". If you're looking for a smartphone that will remain stable even when you are using multiple apps at the same time, and which will allow you to play 3D games and VR video comfortably, we recommend that you buy the "OnePlus 7T (2019) 256GB" rather than the "Samsung Z1 (2015) 4GB".
Score | RAM size | |
---|---|---|
OnePlus 7T (2019) 256GB | 93/100 | 8.0GB |
Samsung Z1 (2015) 4GB | 12/100 | 768.0MB |
Which has a better storage capacity, "OnePlus 7T (2019) 256GB" or "Samsung Z1 (2015) 4GB"?
Storage capacity determines the amount of data you'll be able to save on your device. The more storage you have, the more photos you can take and the more apps you can install. Plus, if your smartphone is compatible with SD cards, then you can increase the amount of available storage. However, SD cards have a slower writespeed, making them less desirable in terms of performance, and users should be aware that it won't be possible to transfer all kinds of data to the card.
The "OnePlus 7T (2019) 256GB" has 256.0GB of storage, while the "Samsung Z1 (2015) 4GB" has 4.0GB. In terms of ROM and data storage, the "OnePlus 7T (2019) 256GB" has a much larger capacity than the "Samsung Z1 (2015) 4GB", with a difference of about 252GB. The "OnePlus 7T (2019) 256GB" can save more photos and keep more apps installed than the "Samsung Z1 (2015) 4GB". If you're searching for a smartphone that can store more data, we recommended that you buy the "OnePlus 7T (2019) 256GB" rather than the "Samsung Z1 (2015) 4GB".
Score | Storage size | |
---|---|---|
OnePlus 7T (2019) 256GB | 91/100 | 256.0GB |
Samsung Z1 (2015) 4GB | 11/100 | 4.0GB |
Compare the rear cameras of "OnePlus 7T (2019) 256GB" and "Samsung Z1 (2015) 4GB". Which one has better picture quality?
One factor in how well your rear camera (the camera on the back of your device) performs is its megapixel count. With a higher megapixel count, you'll be able to take photos with sharper detail, photos that stay clear and sharp even when printed.
The main camera on the "OnePlus 7T (2019) 256GB" has 48.0MP. The "Samsung Z1 (2015) 4GB" has 15.0MP. The rear-facing camera of the "OnePlus 7T (2019) 256GB" also has a higher pixel count than the "Samsung Z1 (2015) 4GB", with a difference of about 33MP. The "OnePlus 7T (2019) 256GB" is more capable than the "Samsung Z1 (2015) 4GB" of taking high-definition photos and videos, and produces better results when printing out the photos you have taken. If you want a smartphone that is designed for video and photography, we recommend buying the "OnePlus 7T (2019) 256GB" rather than the "Samsung Z1 (2015) 4GB".
Score | Rear-camera resolution | |
---|---|---|
OnePlus 7T (2019) 256GB | 97/100 | 48.0MP |
Samsung Z1 (2015) 4GB | 66/100 | 15.0MP |
Which has a front camera with better picture quality, "OnePlus 7T (2019) 256GB" or "Samsung Z1 (2015) 4GB"?
One indication of how well your forward facing camera (the camera on the same side as your device's screen) performs is how many megapixels it has. More megapixels means you'll be able to take photos with sharper detail, that still look amazing printed out.
Score | Front-camera resolution | |
---|---|---|
OnePlus 7T (2019) 256GB | 75/100 | 16.0MP |
Samsung Z1 (2015) 4GB | - /100 |
Compare Performance Specs
OnePlus 7T (2019) 256GB | Samsung Z1 (2015) 4GB | |
Image | ||
Maker | OnePlus | Samsung |
Release date | 2019-10-26 | 2015-01 |
Color | Frosted Silver/Glacier Blue | White/Black/Wine Red |
OS | Android | Tizen |
Dimensions (width x height x thickness) | 74.4mm x 160.9mm x 8.1mm | 63.2mm x 120.4mm x 9.7mm |
Weight | 190.0g | 112.0g |
Display size | 6.55inch | 4.0inch |
Display type | Fluid AMOLED | PLS TFT |
Screen resolution (width x height) | 1080 x 2400 | 480 x 800 |
Pixel density | 401ppi | 233ppi |
Battery capacity | 3800.0mAh | 1500.0mAh |
Chipset | Qualcomm SM8150 Snapdragon 855+ | Spreadtrum SC7727S |
CPU specs | 2.96GHz+2.42GHz+1.78GHz×8(8.0-cores) | 1.2GHz×2(2.0-cores) |
RAM size | 8.0GB | 768.0MB |
Storage size | 256.0GB | 4.0GB |
Rear-camera resolution | 48.0MP | 15.0MP |
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